(7a+7b)+(6a-8b)=

Solution for (7a+7b)+(6a-8b)= equation:

Simplifying
(7a + 7b) + (6a + -8b) = 0

Remove parenthesis around (7a + 7b)
7a + 7b + (6a + -8b) = 0

Remove parenthesis around (6a + -8b)
7a + 7b + 6a + -8b = 0

Reorder the terms:
7a + 6a + 7b + -8b = 0

Combine like terms: 7a + 6a = 13a
13a + 7b + -8b = 0

Combine like terms: 7b + -8b = -1b
13a + -1b = 0

Solving
13a + -1b = 0

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add 'b' to each side of the equation.
13a + -1b + b = 0 + b

Combine like terms: -1b + b = 0
13a + 0 = 0 + b
13a = 0 + b
Remove the zero:
13a = b

Divide each side by '13'.
a = 0.07692307692b

Simplifying
a = 0.07692307692b